Home / 38,290.14-57,177.11-31,283.96

Finding the Fourth Proportional to 38,290.14, 57,177.11 and 31,283.96

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Solution

The fourth proportional to 38,290.14, 57,177.11 and 31,283.96 is: 46,715.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290.14 : 57,177.11 = 31,283.96 : x
  2. Step 2: Convert to fraction form
    38,290.14/57,177.11 = 31,283.96/x
  3. Step 3: Cross multiply
    38,290.14x = 57,177.11 × 31,283.96
  4. Step 4: Simplify right side
    38,290.14x = 1,788,726,214.48
  5. Step 5: Solve for x
    x = 1,788,726,214.48/38,290.14
  6. Step 6: Final answer
    x = 46,715.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.